To: rsgb_lf_group@blacksheep.org
References: <15b1492292b.marcocadeddu@tin.it> <58DAACFB.9010406@gmail.com>
 <ONK9SB$03CC5F3C8A47C75214C5424CBA0AAA3B@ik0vve.net>
 <58DBA7D1.2090905@gmail.com>
 <CAC+C6w62sYuCa58cYbVoNgNx9Nc8+QpQQ8489qjs7U2wymv6Gw@mail.gmail.com>
 <58DC1D12.2070405@gmail.com> <58E6615D.8020007@posteo.de>
 <58E7A206.1080507@posteo.de>
From: g3zjo <g3zjo@psk31.plus.com>
Message-ID: <75434368-8dda-c9f9-b9fe-8c67f8702f76@psk31.plus.com>
Date: Sat, 8 Apr 2017 09:10:01 +0100
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Subject: Re: VLF: EbNaut tonite
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Phew !!

Very nice decode in UK IO92ng16. Sent direct to the instigator for 
confirmation.

found xxxxx
list rank 0
reference phase  180  180  180  180
carrier RMS 4.585e-005 noise RMS 6.622e-006
carrier S/N 16.81 dB in 31.6 uHz
carrier Es/N0 -13.43 dB
carrier Eb/N0 2.26 dB
info bit period 1111.58 seconds
symbol error rate 434/1056 = 41.098 %
Es/N0 from symbol errors -15.9 dB
Eb/N0 from symbol errors -0.2 dB
Shannon capacity 7.7 bits/hour
Shannon efficiency 42.1 %
symbols file C:\Comms\EbNaut\08_APR_0038_8270-symbols.csv
elapsed 21 seconds

73 Eddie G3ZJO

On 07/04/2017 15:28, DK7FC wrote:
> This evening, another transmission starts. Same parameters...
> Let's see if the coil survives. It seems to have to do with the higher 
> ambient temperature. I disabled the ALC now, so the antenna current 
> drops with a rising temperature. Antenne current set to 700 mA again, 
> safety limit set to 650 mA...
>
> 73, Stefan
>
> Am 06.04.2017 17:40, schrieb DK7FC:
>> VLF,
>>
>> A new Ebaut chance for everyone:
>>
>> *f = 8270.100000 Hz
>> Start time: 6.Apr.2017   18:00:00 UTC
>> Symbol period: 30 s
>> Characters: 5
>> CRC bits: 16
>> Coding 16K21A
>> Duration: 8h, 48m
>> Antenna current: 700 mA*
>>
>> 73, Stefan


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    <p>Phew !!<br>
    </p>
    <p>Very nice decode in UK IO92ng16. Sent direct to the instigator
      for confirmation.<br>
    </p>
    <p>found xxxxx<br>
      list rank 0<br>
      reference phase  180  180  180  180<br>
      carrier RMS 4.585e-005 noise RMS 6.622e-006<br>
      carrier S/N 16.81 dB in 31.6 uHz<br>
      carrier Es/N0 -13.43 dB<br>
      carrier Eb/N0 2.26 dB<br>
      info bit period 1111.58 seconds<br>
      symbol error rate 434/1056 = 41.098 %<br>
      Es/N0 from symbol errors -15.9 dB<br>
      Eb/N0 from symbol errors -0.2 dB<br>
      Shannon capacity 7.7 bits/hour<br>
      Shannon efficiency 42.1 %<br>
      symbols file C:\Comms\EbNaut\08_APR_0038_8270-symbols.csv<br>
      elapsed 21 seconds<br>
    </p>
    73 Eddie G3ZJO<br>
    <br>
    <div class="moz-cite-prefix">On 07/04/2017 15:28, DK7FC wrote:<br>
    </div>
    <blockquote cite="mid:58E7A206.1080507@posteo.de" type="cite">
      <meta content="text/html; charset=utf-8" http-equiv="Content-Type">
      This evening, another transmission starts. Same parameters...<br>
      Let's see if the coil survives. It seems to have to do with the
      higher
      ambient temperature. I disabled the ALC now, so the antenna
      current
      drops with a rising temperature. Antenne current set to 700 mA
      again,
      safety limit set to 650 mA...<br>
      <br>
      73, Stefan<br>
      <br>
      Am 06.04.2017 17:40, schrieb DK7FC:
      <blockquote cite="mid:58E6615D.8020007@posteo.de" type="cite">
        <meta content="text/html; charset=utf-8"
          http-equiv="Content-Type">
        VLF, <br>
        <br>
        A new Ebaut chance for everyone:<br>
        <br>
        <big><b>f = 8270.100000 Hz<br>
            Start time: 6.Apr.2017   18:00:00 UTC<br>
            Symbol period: 30 s<br>
            Characters: 5<br>
            CRC bits: 16<br>
            Coding 16K21A<br>
            Duration: 8h, 48m<br>
            Antenna current: 700 mA</b></big><br>
        <br>
        73, Stefan<br>
      </blockquote>
    </blockquote>
    <br>
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